Science & Technology - Sep 9, 2010 16:46 - 0 Comments

Supernova shrapnel found in meteorite

U. CHICAGO (US)—Scientists have identified the microscopic shrapnel of a nearby star that exploded just before or during the birth of the solar system 4.5 billion years ago. (more…)

Science & Technology - Sep 8, 2010 14:30 - 0 Comments

Predicting an oil spill’s next move

UC SANTA BARBARA (US)—A new way to forecast the spread of oil spills has helped pinpoint where and when oil would wash ashore in the Gulf of Mexico—days in advance. (more…)

Science & Technology - Sep 8, 2010 13:46 - 7 Comments

RNA therapy turns cancer cells suicidal

CALTECH (US)—Researchers have engineered a fundamentally new approach to killing cancer cells. (more…)

Science & Technology - Sep 8, 2010 12:18 - 3 Comments

In universe’s beginning, chaos reigned

NORTHWESTERN (US)—A new mathematical argument proves earlier conjecture that the expansion of the universe at the time of the big bang was highly chaotic. (more…)

Science & Technology - Sep 7, 2010 9:44 - 0 Comments

Want to have water? Just add starlight

CARDIFF (UK)—A key ingredient for making water in the atmosphere of some stars is ultraviolet starlight, according to new research. (more…)

Science & Technology - Sep 7, 2010 0:14 - 0 Comments

‘Dead simple’ way to see atomic structure

CALTECH (US)—Using a sheet of carbon just one atom thick, researchers have devised a new technique to visualize the structure of molecules. (more…)

Science & Technology - Sep 6, 2010 22:11 - 1 Comment

Electronic device puts strain on nanowires

GEORGIA TECH (US)—A new class of electronic logic device generates a current-switching electric field by applying mechanical strain to zinc oxide nanowires. (more…)

Science & Technology - Sep 3, 2010 14:19 - 3 Comments

Exploding supernova spews star guts

U. COLORADO (US)—Astronomers have been able to measure the velocity and composition of “star guts” being ejected into space following the explosion of a nearby supernova, thanks to a newly refurbished Hubble Space Telescope. (more…)

Science & Technology - Sep 3, 2010 10:06 - 4 Comments

‘Nano-cotton’ filters Third World water

STANFORD (US)—Plain cotton cloth available at discount stores can be transformed into a high-speed, low-cost filter to purify water in the developing world. (more…)

Science & Technology - Sep 2, 2010 15:09 - 0 Comments

What’s the sound of yellow ochre?

MCGILL (CAN)—Chemists have discovered that a technique known as photoacoustic infrared spectroscopy could help identify the composition of pigments used in artwork that is decades or even centuries old. (more…)

Science & Technology - Sep 1, 2010 15:18 - 2 Comments

It’s rocket science: Wastewater treatment

STANFORD (US)—Engineers are developing a new sewage treatment process that would actually increase the production of two greenhouse gases—nitrous oxide (aka laughing gas) and methane—to be used to power the treatment plant. (more…)

Science & Technology - Sep 1, 2010 13:59 - 1 Comment

Front row seat to ultrafast chemical reaction

U. MICHIGAN (US)—To best observe chemical transformations in solution, molecular spectators have to be close to the action. (more…)

Science & Technology - Sep 1, 2010 8:08 - 0 Comments

Silicon chips could push limits of small

RICE (US)—Scientists have created the first two-terminal memory chips that use only silicon, one of the most common substances on the planet, in a way that should be easily adaptable to nanoelectronic manufacturing techniques. (more…)

Science & Technology - Sep 1, 2010 7:42 - 0 Comments

Neuron diversity’s no ‘bug of biology’

CARNEGIE MELLON (US)—Much like snowflakes, no two neurons are exactly alike. But it’s not the size or shape that sets one neuron apart from another, it’s the way it responds to incoming stimuli. (more…)

Science & Technology - Aug 31, 2010 16:15 - 4 Comments

You say you want a nano-revolution?

UC SANTA BARBARA (US)—Two recent studies have introduced “green” approaches to nanobiotechology by forgoing the use of artificial compounds. (more…)

Science & Technology - Aug 31, 2010 11:59 - 0 Comments

Spitzer goes to extremes with Milky Way

IOWA STATE (US)—The Spitzer Space Telescope is now taking aim at the outer reaches of the Milky Way. (more…)

Science & Technology - Aug 27, 2010 13:52 - 0 Comments

Baby asteroids make a break for it

U. COLORADO (US)—While the common perception of asteroids is that they are giant rocks lumbering about in orbit, a new study shows they actually are constantly changing “little worlds” that can give birth to smaller asteroids that split off to start their own lives as they circle around the sun. (more…)

Science & Technology - Aug 27, 2010 12:22 - 0 Comments

Stretched polymer snaps back smaller

DUKE (US)—Crazy Bands are cool because no matter how long they’ve been stretched around a kid’s wrist, they return to their original shape. But when chemists stretch a springy polymer molecule, it snaps back much smaller than it was before. (more…)

Science & Technology